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#!/usr/bin/env python |
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2
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3
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import unittest |
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4
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import itertools |
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5
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6
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import tdl |
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7
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8
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class MapTests(unittest.TestCase): |
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9
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10
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MAP = ( |
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'############', |
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'# ### #', |
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'# ### #', |
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'# ### ####', |
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'## #### # ##', |
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'## ####', |
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'############', |
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) |
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WIDTH = len(MAP[0]) |
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HEIGHT = len(MAP) |
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POINT_A = (2, 2) |
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POINT_B = (9, 2) |
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POINT_C = (9, 4) |
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POINTS_AB = POINT_A + POINT_B |
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POINTS_AC = POINT_A + POINT_C |
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@classmethod |
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def map_is_transparant(cls, x, y): |
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try: |
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return cls.MAP[y][x] == ' ' |
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except IndexError: |
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return False |
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@classmethod |
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def path_cost(cls, src_x, src_y, dest_x, dest_y): |
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if cls.map_is_transparant(dest_x, dest_y): |
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return 1 |
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return 0 |
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def setUp(self): |
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self.map = tdl.map.Map(self.WIDTH, self.HEIGHT) |
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for y, line in enumerate(self.MAP): |
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for x, ch in enumerate(line): |
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trans = ch == ' ' |
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self.map.transparent[x,y] = self.map.walkable[x,y] = trans |
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self.assertEquals(self.map.transparent[x,y], trans) |
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self.assertEquals(self.map.walkable[x,y], trans) |
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53
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def test_map_compute_fov(self): |
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fov = self.map.compute_fov(*self.POINT_A) |
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self.assertTrue(list(fov), 'should be non-empty') |
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fov = self.map.compute_fov(*self.POINT_A, fov='PERMISSIVE8') |
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self.assertTrue(list(fov), 'should be non-empty') |
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with self.assertRaises(tdl.TDLError): |
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self.map.compute_fov(*self.POINT_A, fov='invalid option') |
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61
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def test_map_compute_path(self): |
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self.assertTrue(self.map.compute_path(*self.POINTS_AB), |
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'should be non-empty') |
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self.assertFalse(self.map.compute_path(*self.POINTS_AC), |
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'invalid path should return an empty list') |
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def test_map_specials(self): |
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for x,y in self.map: |
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self.assertTrue((x, y) in self.map) |
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self.assertFalse((-1, -1) in self.map) |
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def test_quick_fov(self): |
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fov = tdl.map.quick_fov(self.POINT_B[0], self.POINT_B[1], |
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self.map_is_transparant, radius=2.5) |
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self.assertTrue(fov, 'should be non-empty') |
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def test_bresenham(self): |
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for x1, x2, y1, y2 in itertools.permutations([-4, -2, 4, 4], 4): |
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self.assertTrue(tdl.map.bresenham(x1, x2, y1, y2), |
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'should be non-empty') |
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81
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82
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def test_astar(self): |
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pathfinder = tdl.map.AStar(self.WIDTH, self.HEIGHT, |
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self.map_is_transparant) |
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self.assertTrue(pathfinder.get_path(*self.POINTS_AB)) |
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87
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pathfinder = tdl.map.AStar(self.WIDTH, self.HEIGHT, |
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self.path_cost, None, True) |
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self.assertTrue(pathfinder.get_path(*self.POINTS_AB)) |
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self.assertFalse(pathfinder.get_path(*self.POINTS_AC), |
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'invalid path should return an empty list') |
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def test_map_fov_cumulative(): |
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map_ = tdl.map.Map(3, 3) |
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map_.transparent[::2,:] = True # Add map with small divider. |
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assert not map_.fov.any() |
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map_.compute_fov(1, 0, cumulative=True) # Light left side. |
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assert map_.fov.any() |
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assert not map_.fov.all() |
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map_.compute_fov(1, 2, cumulative=True) # Light both sides. |
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assert map_.fov.all() |
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HexDecimal /
python-tdl
